diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c127dafe0..f2033ec89 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.11.2+1"
-export PIKA_PACKAGE_NAME="linux-signed-amd64"
+export PIKA_PACKAGE_VERSION="19.24.6+dfsg-1"
+export PIKA_PACKAGE_NAME="dlib"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"